Is Neil Patrick Harris coming to Supergirl?

Neil Patrick Harris is no stranger too playing outlandish characters and after lending his voice too Music Meister in the animated Batman flick ‘The Brave and the Bold.’ There is talk of him reprising the character in the upcoming musical episodes of the Flash/Supergirl crossover.

During an IGN interview talking about his new show ‘A series of Unfortunate Events’ Harris didn’t dismiss the idea

I did the Music Meister in a recording booth in L.A. 15 years ago, or something, then it comes out a year later. It was a fun episode, it was a good thing to do. But I’ve heard that Joss [Whedon] is involved [with The Flash and Supergirl] in some way, I don’t know if that’s true or not. …

With stars such as Wentworth Miller and Mark Hamill making appearances as DC villains Neil Patrick Harris could make the perfect adversary too The Flash and Supergirl